The men's 4 × 100 metre medley relay competition of the swimming events at the 1979 Pan American Games took place on 8 July at the Piscina Olimpica Del Escambron. The last Pan American Games champion was the United States.Hickoksports Hickosports ResultsAll Pan medalists - MalePan American Games - Swimming and Diving page, from gbrathletics.com; retrieved 2012-04-15.ISHOF list with all medalists in Pan Am Games history

Results All times are in minutes and seconds.

KEY:qFastest non-qualifiersQQualifiedGRGames recordNRNational recordPBPersonal bestSBSeasonal best

Heats The first round was held on July 8.

Rank Name Nationality Time Notes 1 - - - - 3:58.03 Q 2 - - - - 3:59.80 Q 3 - - - - 4:00.64 Q 4 - - - - 4:01.26 Q 5 - - - - 4:03.82 Q 6 - - - - 4:15.02 Q 7 - - - - 4:15.41 Q 8 - - - - 4:19.05 Q 9 - - - - 4:23.77 10 - - - - DQ

Final The final was held on July 8. Rank Name Nationality Time Notes Bob Jackson (57.21) Steve Lundquist (1:03.76) Bob Placak (54.47) David McCagg (51.76) 3:47.20 NR, GR Steve Pickell (57.48) Graham Smith (1:05.23) Dan Thompson (55.48) Bill Sawchuk (51.83) 3:50.02 Carlos Berrocal (57.82) Orlando Catinchi (1:07.36) Arnaldo Pérez (57.90) Fernando Cañales (51.45) 3:54.53 NR 4 Rômulo Arantes (57.87) Luiz Carvalho (1:07.28) Caio Filardi (57.39) Cyro Delgado (52.37) 3:54.91 SA 5 José Urueta (1:00.78) Miguel Santiesteban (1:06.66) Leonardo Gamez (57.66) Richard Sasser (54.07) 3:59.17 NR 6 Conrado Porta (1:00.51) Daniel Garimaldi (1:11.42) Claudio Lutotovich (1:00.86) Alejandro Blanco (55.02) 4:07.81 7 - - - - 4:15.04 NR 8 - - - - 4:17.29

References